package com.xjrsoft.module.system.controller;

import cn.dev33.satoken.config.SaCookieConfig;
import cn.dev33.satoken.context.SaHolder;
import cn.dev33.satoken.context.model.SaCookie;
import cn.dev33.satoken.context.model.SaRequest;
import cn.dev33.satoken.context.model.SaResponse;
import cn.dev33.satoken.oauth2.config.SaOAuth2Config;
import cn.dev33.satoken.oauth2.logic.SaOAuth2Handle;
import cn.dev33.satoken.spring.SpringMVCUtil;
import cn.dev33.satoken.stp.StpLogic;
import cn.dev33.satoken.stp.StpUtil;
import cn.dev33.satoken.util.SaResult;
import cn.hutool.core.util.IdUtil;
import com.xjrsoft.common.annotation.XjrLog;
import com.xjrsoft.common.constant.GlobalConstant;
import com.xjrsoft.common.utils.RedisUtil;
import com.xjrsoft.config.CommonPropertiesConfig;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.AllArgsConstructor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * Oauth2
 */
@Api(tags = "Oauth2")
@RestController
@AllArgsConstructor
public class Oauth2Controller {

    @Autowired
    private CommonPropertiesConfig commonPropertiesConfig;

    private final RedisUtil redisUtil;

    // 处理所有OAuth相关请求
    @RequestMapping("/oauth2/*")
    @ApiOperation(value = "oauth2", notes = "处理所有OAuth相关请求")
    @XjrLog(value = "处理所有OAuth相关请求")
    public Object request() {
        return SaOAuth2Handle.serverRequest();
    }

    // Sa-OAuth2 定制化配置
    @Autowired
    public void setSaOAuth2Config(SaOAuth2Config cfg) {
        // 配置：未登录时返回的View
        cfg.setNotLoginView(() -> {
                    SaRequest req = SaHolder.getRequest();
                    Map<String, String> paramMap = req.getParamMap();
                    StringBuilder param = new StringBuilder();
                    paramMap.forEach((k, v) -> {
                        param.append("&").append(k).append("=").append(v);
                    });
                    param.deleteCharAt(0);
                    String callBackUrl = String.format("%s?%s", commonPropertiesConfig.getDomainApi(), param);

                    String key = GlobalConstant.OAUTH2 + IdUtil.simpleUUID();
                    redisUtil.set(key, callBackUrl, 86400);

                    SaResponse res = SaHolder.getResponse();
                    SaCookie cookie = new SaCookie()
                            .setName("Oauth2Info")
                            .setValue(key);

                    res.addCookie(cookie);

                    res.redirect(String.format("%s/#/login", commonPropertiesConfig.getDomainWeb()));
                    return null;
                }).
                // 配置：登录处理函数
                setDoLoginHandle((name, pwd) -> {
                    if ("sa".equals(name) && "123456".equals(pwd)) {
                        StpUtil.login(10001);
                        return SaResult.ok();
                    }
                    return SaResult.error("账号名或密码错误");
                }).
                // 配置：确认授权时返回的View
                setConfirmView((clientId, scope) -> {
                    Map<String, Object> map = new HashMap<>();
                    map.put("clientId", clientId);
                    map.put("scope", scope);
                    return new ModelAndView("confirm.html", map);
                });
    }
}